19 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM ... : round cysts, evenly ... central dot. - LIP #Clinical ... #Cysts #Differential ... #Comparison #Table
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... bizarre shaped cysts ... #Clinical #Radiology ... #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
(LAM): regular cysts ... #Clinical #Radiology ... LowAttenuation #Cystic ... #Pattern #Comparison ... #Table #RadiologyAssistant
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
TB: Tree-in-bud appearance ... before the typical cysts ... #Clinical #Radiology ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver ... nodule, Hepatic cyst ... differential #diagnosis #comparison ... #table #appearance
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
TB: Tree-in-bud appearance ... before the typical cysts ... #Clinical #Diagnosis ... #Differential #Comparison ... #Table #RadiologyAssistant
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Appearance of Liver ... nodule, Hepatic cyst ... differential #diagnosis #comparison ... #table #appearance
Toxidromes Compared: Anticholinergic, Cholinergic, Opioid, Sympathomimetic, Sedative-Hypnotic

During your physical exam, look for evidence of some of
Sympathomimetic, Sedative-Hypnotic ... sympathomimetic or sedative-hypnotic ... further down) clinical ... Toxicology #Toxidromes #Comparison ... #Table #Anticholinergics
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
high index of clinical ... serology: Serial negative ... Frequent false-negative ... #Endocarditis #comparison ... Marantic #diagnosis #table
Microscopic examination of vaginal samples. A, Normal saline wet mount showing a clump of three normal
characteristic granular appearance ... #Clinical #Diagnosis ... #Candidiasis #Comparison ... #Table